Risky Business

When stars raise the NSFW levels on stage.

Trey Songz and Kelly Rowland - For the 2011 BET Awards Kelly Rowland and Trey Songz warmed up Los Angeles' Shrine Auditorium with a steamy, sexually-charged performance.(Photo by Kevin Winter/Getty Images)

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Trey Songz and Kelly Rowland - For the 2011 BET Awards Kelly Rowland and Trey Songz warmed up Los Angeles' Shrine Auditorium with a steamy, sexually-charged performance.(Photo by Kevin Winter/Getty Images)

Ciara and Chris Brown - Performing in front of a backdrop of raindrops and a pulsating heart, Chris Brown brought out Ciara to steam up his 2008 BET Awards performance.(Photo by Kevin Winter/Getty Images) 

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Ciara and Chris Brown - Performing in front of a backdrop of raindrops and a pulsating heart, Chris Brown brought out Ciara to steam up his 2008 BET Awards performance.(Photo by Kevin Winter/Getty Images) 

Beyonce and Terrence Howard -  In one of their last television performances as a group, the ladies of Destiny's Child, clad in skin-tight, nude-colored dresses pulled Nelly, Terrence Howard and Magic Johnson from the audience for an impromptu lap dance.(Photo by Kevin Winter/Getty Images)

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Beyonce and Terrence Howard -  In one of their last television performances as a group, the ladies of Destiny's Child, clad in skin-tight, nude-colored dresses pulled Nelly, Terrence Howard and Magic Johnson from the audience for an impromptu lap dance.(Photo by Kevin Winter/Getty Images)

Rihanna Rumors - Drake's collaborated with Rihanna on "What's My Name?" and even performed the song with her at the 2011 NBA All Star game. The chemistry between the two has sparked rumors of a romantic relationship. (Photo by Noel Vasquez/Getty Images)

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Drake and Rihanna - Rihanna put the full-court press on once-rumored boo Drake for "What's My Name?" during a performance at the 2011 NBA All-Star game.(Photo by Noel Vasquez/Getty Images)

Photo By Photo by Noel Vasquez/Getty Images

Madonna and Britney Spears - At the 2003 MTV Awards the two pop superstars engaged in a little girl-on-girl action.

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Madonna and Britney Spears - At the 2003 MTV Awards the two pop superstars engaged in a little girl-on-girl action.

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Keri Hilson - Ms. Keri Baby gets down and dirty. (Photo: NecoleBitchie.com)

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Keri Hilson - Ms. Keri Baby gets down and dirty. (Photo: NecoleBitchie.com)

Mya - Although initially appearing to be a little reluctant, Carson Daly easily settled into the idea of receiving an unexpected lap dance from Mya at MTV's Bash on June 28, 2003.  (Photo by Kevin Winter/Getty Images)

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Mya - Although initially appearing to be a little reluctant, Carson Daly easily settled into the idea of receiving an unexpected lap dance from Mya at MTV's Bash on June 28, 2003.  (Photo by Kevin Winter/Getty Images)

Lil Kim and T-Pain - A bare-bellied Kim made sure to back it up—all the way up—on T-Pain during a performance of "Download."(Photo by Johnny Nunez/WireImage)

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Lil Kim and T-Pain - A bare-bellied Kim made sure to back it up—all the way up—on T-Pain during a performance of "Download."(Photo by Johnny Nunez/WireImage)

Nicki Minaj - Possibly acting as Nicki Lewinsky, one of her alter egos, Nicki Minaj serviced Young Money President Lil Wayne at a stop on the I Am Still Music Tour in Miami. A visibly overjoyed Weezy didn't appear to have any complaints. (Photo: Young Money Cash Money Entertainment)

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Nicki Minaj - Possibly acting as Nicki Lewinsky, one of her alter egos, Nicki Minaj serviced Young Money President Lil Wayne at a stop on the I Am Still Music Tour in Miami. A visibly overjoyed Weezy didn't appear to have any complaints. (Photo: Young Money Cash Money Entertainment)